Unit 2: Data Transmission

• Identify features of transmission service providers.
• Identify characteristics of transmission modes.
• Identify features of circuit types.
• Distinguish between dedicated and switched circuits.
• Identify features of analog dedicated circuits.
• Identify features of digital dedicated circuits.
• Identify the features of circuit switching.
• Identify features of packet switching.
• Identify functions of Packet Assembler/Disassembler (PAD).
• Identify features of the Switched 56 digital service.
• Identify capabilities of the T-Carrier system.
• Identify features of Switched Multimegabit Data Service (SMDS).
• Identify characteristics of Integrated Services Digital Network (ISDN).
• Identify features of X.25.
• Identify features of Frame Relay.
• Identify capabilities of Asynchronous Transfer Mode (ATM).
• Identify features of host computers.
• Differentiate between types of display and nondisplay terminals.
• Identify features of a dumb terminal.
• Identify features of smart terminals.
• Identify differences between a smart and a dumb terminal.

Unit 3 Data Communications

• Identify features of networks.
• Identify features of local area networks (LANs) and wide area networks (WANs).
• Identify features of hierarchical WANs.
• Identify functions of data protocols.
• Sequence the steps of data encapsulation.
• Identify attributes of data terminal equipment (DTE)-to-data
• ommunication equipment (DCE) interface standards.
• Identify features of data communication equipment (DCE)-to-DCE protocols.
• Identify features of transmission speed.
• Identify features of digital data transmission.

Unit 4: Networks, SNA, and TCP/IP

• Identify features of networks.
• Identify features of local area networks (LANs) and wide area networks (WANs).
• Identify features of hierarchical WANs.
• Identify features of LANs.
• Identify features of value-added networks (VANs).
• Identify features of Systems Network Architecture (SNA).
• Identify features of Systems Network Architecture (SNA) hierarchical architecture.
• Identify features of Network Addressable Units (NAUs).
• Match Logical Unit (LU) types with their functions.
• Match Physical Unit (PU) types with their functions.
• Identify features of the Transmission Control Protocol/Internet Protocol (TCP/IP) suite.
• Identify differences between Transmission Control Protocol/Internet Protocol (TCP/IP) and Open System Interconnection (OSI) models.
• Identify features of media access control (MAC) addressing.
• Sequence the steps to use the Address Resolution Protocol (ARP) for address resolution.
• Identify features of Transmission Control Protocol (TCP) and User Datagram Protocol (UDP).
• Match Transmission Control Protocol/Internet Protocol (TCP/IP) applications with their features.
• Identify differences between public and private addressing.

Unit 5: Transmission Principles

• Identify functions of data protocols.
• Sequence the steps of data encapsulation.
• Identify attributes of data terminal equipment (DTE)-to-data communication equipment (DCE) interface standards.
• Identify features of the Electronic Industries Association (EIA)-232 standard.
• Identify features of the Electronic Industries Association (EIA)-449 standard.
• Identify features of the V.35 standard.

Unit 6: Transmission Methods and Error Checking

• Identify features of data communication equipment (DCE)-to-DCE protocols.
• Identify features of transmission speed.
• Identify features of digital data transmission.
• Identify features of asynchronous transmission.
• Identify features of synchronous transmission.
• Identify features of a framing protocol.
• Match parts of a high-level data link control (HDLC) frame with their features.
• Identify features of error detection.
• Identify features of parity.
• Identify features of checksum.
• Identify steps in the Cyclic Redundancy Check (CRC) process.

Unit 7 - Advanced Data Communications

• Match IEEE 802 working groups with their areas of interest.
• Identify specifications supported by the IEEE 802.3 Ethernet standard.
• Identify specifications of the IEEE 802.5 Token Ring standard.
• Identify considerations for choosing transmission media.
• Identify features of twisted pair cable.
• Match the coaxial cable types with their specifications.

Unit 8: LANs and Communications Equipment

• Match IEEE 802 working groups with their areas of interest.
• Identify specifications supported by the IEEE 802.3 Ethernet standard.
• Identify specifications of the IEEE 802.5 Token Ring standard.
• Identify features of modems.
• Identify features of modem standards.
• Identify functions of proprietary modem features.
• Identify features of modulation.
• Identify features of FSK, DPSK, and QAM modulation techniques.
• Identify the features of a Channel Service Unit/Data Service Unit (CSU/DSU).
• Identify features of line coding.
• Identify key features of multiplexing.
• Identify features of Frequency-division multiplexing (FDM).
• Identify the features of Time-division multiplexing (TDM).
• Identify features of statistical multiplexing.
• Identify features of Wave Division Multiplexing (WDM).
• Identify advantages of a Synchronous Optical Network (SONET).
• Identify features of Synchronous Optical Network (SONET) signals.
• Identify advantages of synchronous transmission signals.
• Identify features of Synchronous Transport Signal (STS)-1.
• Identify functions of Synchronous Optical Network (SONET) multiplexing.
• Identify functions of Synchronous Optical Network (SONET) elements.

Unit 9 : Transmission Media

• Identify considerations for choosing transmission media.
• Identify features of twisted pair cable.
• Match the coaxial cable types with their specifications.
• Identify features of fiber optic cables.
• Identify features of radio transmission media.
• Identify features of infrared transmission.
• Identify features of microwave transmission.
• Identify features of satellite transmission.
• Identify features of cellular telephony transmission.

Unit 10 : Project Work on real time environment.